/*
    Copyright 1996-2008 Ariba, Inc.

    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
    You may obtain a copy of the License at
        http://www.apache.org/licenses/LICENSE-2.0

    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.

    $Id: //ariba/platform/util/core/ariba/util/core/LinkPayload.java#4 $
*/

package ariba.util.core;

/**
    LinkPayload is a simply wrapper around Link that
    includes a payload reference.

    @aribaapi private
*/
public class LinkPayload extends Link
{
    public Linkable payload;

    public LinkPayload (Linkable payload)
    {
        this.payload = payload;
    }

    /*---------------------------------
        INTERNAL INTERFACES FOLLOW
    ---------------------------------*/
    protected void append (Linkable linkable)
    {
        this.append(linkable.getLink());
    }

    protected void insert (Linkable linkable)
    {
        this.insert(linkable.getLink());
    }

    public String toString ()
    {
        if (payload != null) {
            return payload.toString();
        }
        return "null payLoad";
    }
}
